Question

The domain of the following relation: R: {(6, -2), (1, 2), (-3, -4), (-3, 2)} is
Answer

{-3, 1, 6}

{-3, -3, 1, 6}

{-4, -2, 2}

{-4, -2, 2, 2}

Answer 1

The domain is the set of the first numbers in each ordered pair, removing any repeated elements.

Answer 2

so which of the four would it be...

Answer 3

what are elements? numbers?

Answer 4

would it be -3,1,6?

Answer 5

yes; an 'element' of the set is just one of the numbers inside of it

and, yes, that would be correct. :)

Answer 6

thanks (: